
R8C/10 Group 15. Programmable I/O Ports
Rev.1.20 Jan 27, 2006 page 122 of 180
REJ09B0019-0120
PD0
PD0_1
0
0
0
1
PUR0
PU00
0
1
0
X
ADCON0
CH2, CH1, CH0
XXX
XXX
1102
XXX
Table 15.1 Port P0
0/AN7/TXD11 Setting
15.2 Port setting
Table 15.1 to Table 15.23 list the port setting.
Register
Bit
Setting value
PD0
PD0_0
0
0
0
1
X
X
PUR0
PU00
0
1
0
X
X
0
ADCON0
CH2, CH1, CH0
XXX
XXX
1112
XXX
XXX
XXX
UCON
TXD1SEL
X
0
X
0
X
0
X
0
1
1
U1MR
SMD2,
SMD0
002
XX
002
XX
002
XX
002
XX
1X
X1
1X
X1
U1C0
NCH
X
X
X
X
0
1
Function
Input port (not pulled up)
Input port (pulled up)
A/D input (AN7)
Output port
TXD11
T
X
D
11
, N-channel open output
Table 15.2 Port P01/AN6 Setting
Register
Bit
Setting value
Function
Input port (not pulled up)
Input port (pulled up)
A/D input (AN6)
Output port
PD0
PD0_2
0
0
0
1
PUR0
PU00
0
1
0
X
ADCON0
CH2, CH1, CH0
XXX
XXX
1012
XXX
Table 15.3 Port P02/AN5 Setting
Register
Bit
Setting value
Function
Input port (not pulled up)
Input port (pulled up)
A/D input (AN5)
Output port
PD0
PD0_3
0
0
0
1
PUR0
PU00
0
1
0
X
ADCON0
CH2, CH1, CH0
XXX
XXX
1002
XXX
Table 15.4 Port P03/AN4 Setting
Register
Bit
Setting value
Function
Input port (not pulled up)
Input port (pulled up)
A/D input (AN4)
Output port
X: “0” or “1”
X: “0” or “1”
X: “0” or “1”
X: “0” or “1”
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